Struts-File Download Code error, struts-File Download Code
Struts code for File Download
Configure the struts. xml file
Create Action class
Jsp code
Possible Errors During run
This article mainly introduces a simple example of php file downloading. For more information, see
The code is as follows:
Public function downloads ($ name ){$ Name_tmp = explode ("_", $ name );$ Type = $ name_tmp [0];$ File_time = explode (".", $ name_tmp [3]);$ File_time = $ file_time [0];$ File_date = date ("Y/md", $ file_time );$ File_dir = SITE_PATH. "/data/uploads/$ type/$ file_date /";
If (! File_exists ($ file_dir. $ name )){Header ("Conten
The first step: Login to a mobile phone QQ and then click on the "Group" icon to open into
Step two: After the group data enter, we find "group file" open it into
The third step: then we open the group file, click on the right "download" button to download the group files online. When the
Many tutorials can be found on the Internet to download JS files. However, this article introduces you to the implementation of Brushless newest download files. It seems cool, right? Background code Handler. ashx
The Code is as follows:
Using System;Using System. Web;Public class Handler: IHttpHandler {Public void ProcessRequest (HttpContext context ){String fileName = "web. config"; //
//ProgramName: Download// Program functions:// Creation date: 08:49:52// Created by: yanchao// Update record: reason/content of the updated person's update date//%>
Response. setcontenttype ("application/X-download"); // set it to download application/X-DownloadString filedownload = "/temp_lp/help/JSF. chm"; // relative path of the
If we open the QQ mail in the mobile phone, then clicks the QQ mail to have the attachment to enter, the concrete operation is shown below
1. Take the attachment in the mail as an example, click on "... 】
2. Select the "Save File" option, as shown in the following figure will pop-up prompts
3. Can be customized to save the path, by default, directly click "Save"
4. Then it will be downloaded in the "
Here is a method of using the file address to download the Excel file in the server.
To generate an Excel file, see: "Original". NET to create Excel files (insert data, modify formatting, generate charts)
First try the Response.WriteFile method:
Copy Code code as follows:
FileInfo fi = new FileInfo (e
: the $res[' Mes ']=$fileInfo[' name ']. ' exceeds the size of the form max_file_size limit '; + Break; - Case5 | the $res[' Mes ']=$fileInfo[' name ']. ' File Upload not complete ';Bayi Break; the Case4: the $res[' Mes ']=$fileInfo[' name ']. ' No option to upload file '; - Break; -
After a PDF file is generated by referencing tcpdf, you can preview it in the pc browser, and then download it directly in the mobile browser. how can you preview tcpdfpdfphphtml in the mobile browser?
After a PDF file is generated by referencing tcpdf, you can preview the file in the pc browser and
1. Download it in a streaming fashion. Public httpservletresponse Download (String path, httpservletresponse response) {try {//path = file to download The path. File File = new
=NewRandomaccessfile (file, "RWD"); //set the size of a temporary fileraf.setlength (length); Raf.close (); //calculate how many bytes each thread should download intSize = length/ThreadCount; for(inti = 0; i ) { //calculate start and end locations for thread downloads intStartIndex = i *size; intEndIndex = (i + 1) * size-1; //if it is th
PHP file packaging and downloading: Use the ZipArchive zip file that comes with PHP and download the packaged file. Summary:
Four headers () are required for downloading files using PHP. For more information, see my another blog post: how PHP implements the download functio
This article mainly describes, if paused, or network segment, and then there is a recovery, and then continue to download.
First, we'll add the database Greendao
Step 1: First create a Java modle in the project. As shown in figure
Step 2: Create the Dbgenerate file,
public class Dbgenerate {public
static void Main (String args[]) {
//version number \ Package Name
Schema schema = new sc
1. If we download the software, then we click on the download will pop up the download directory option details as shown in the following figure
2. After we open the "menu" click as shown in the following figure
3. Click "Download Management" after the following figure shows
4. Here we wil
Asp.net implements the MVC file upload/download function example tutorial, mvc upload/download
The upload/download function is a very common feature in programming. It is widely used in ASP. NET program development. This article uses instances to implement this function.
I. Overview
If you only have the background of A
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